/*
 * Copyright 2000-2017 JetBrains s.r.o.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
import java.util.LinkedList;
import java.util.List;
import static java.util.Collections.emptyList;

public class External {
    public static boolean foo() {
        return new LinkedList<Integer>() == new LinkedList<Integer>();
    }

    public static boolean bar() {
        List<Integer> list = new LinkedList<Integer>();
        return list == list;
    }

    public static boolean baz() {
        return emptyList() == emptyList();
    }
}